178891080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2595

約数の個数: 128

約数和(自身を含む): 583372800

約数和(自身を除く): 404481720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2531, 2945, 3534, 3720, 4712, 5062, 5890, 7068, 7593, 8835, 10124, 11780, 12655, 14136, 15186, 17670, 20248, 23560, 25310, 30372, 35340, 37965, 48089, 50620, 60744, 70680, 75930, 78461, 96178, 101240, 144267, 151860, 156922, 192356, 235383, 240445, 288534, 303720, 313844, 384712, 392305, 470766, 480890, 577068, 627688, 721335, 784610, 941532, 961780, 1154136, 1176915, 1442670, 1490759, 1569220, 1883064, 1923560, 2353830, 2885340, 2981518, 3138440, 4472277, 4707660, 5770680, 5963036, 7453795, 8944554, 9415320, 11926072, 14907590, 17889108, 22361385, 29815180, 35778216, 44722770, 59630360, 89445540, 178891080]

約数ペア:

[(1, 178891080), (2, 89445540), (3, 59630360), (4, 44722770), (5, 35778216), (6, 29815180), (8, 22361385), (10, 17889108), (12, 14907590), (15, 11926072), (19, 9415320), (20, 8944554), (24, 7453795), (30, 5963036), (31, 5770680), (38, 4707660), (40, 4472277), (57, 3138440), (60, 2981518), (62, 2885340), (76, 2353830), (93, 1923560), (95, 1883064), (114, 1569220), (120, 1490759), (124, 1442670), (152, 1176915), (155, 1154136), (186, 961780), (190, 941532), (228, 784610), (248, 721335), (285, 627688), (310, 577068), (372, 480890), (380, 470766), (456, 392305), (465, 384712), (570, 313844), (589, 303720), (620, 288534), (744, 240445), (760, 235383), (930, 192356), (1140, 156922), (1178, 151860), (1240, 144267), (1767, 101240), (1860, 96178), (2280, 78461), (2356, 75930), (2531, 70680), (2945, 60744), (3534, 50620), (3720, 48089), (4712, 37965), (5062, 35340), (5890, 30372), (7068, 25310), (7593, 23560), (8835, 20248), (10124, 17670), (11780, 15186), (12655, 14136)]